Ah, but my signature is not just "Yukabacera", it's =|=.
And Wanderer: it's from Iji. I have never figured out what it means, but it's a recurring symbol in the game: I think it's a kind of logo for the DCMFPR* Research Facility. You can see it on the wall in the reception area, on doors in the background, everywhere. And it looks kinda cool.
*Figuring THAT acronym** out would be a challenge.
**Or initialism. Whatever.
=|=